Fatto generale: 2474 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 2474 is a value of n for which |cos(n)| is smaller than any previous integer.
Trivia: 2474 is an unremarkable number.
Data storica: October 9th is the day in 1701 that the Collegiate School of Connecticut (later renamed Yale University) is chartered in Old Saybrook, Connecticut.